From cf26edd840dc65b122a0f5e22d2d81ad05eccb2d Mon Sep 17 00:00:00 2001 From: Nickhu Date: Thu, 25 Oct 2018 10:24:17 +0800 Subject: nds32: Add document for NDS32 PMU. The document for how to add NDS32 PMU in devicetree. Signed-off-by: Nickhu Reviewed-by: Rob Herring Acked-by: Greentime Hu Signed-off-by: Greentime Hu --- Documentation/devicetree/bindings/perf/nds32v3-pmu.txt | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) create mode 100644 Documentation/devicetree/bindings/perf/nds32v3-pmu.txt (limited to 'Documentation') diff --git a/Documentation/devicetree/bindings/perf/nds32v3-pmu.txt b/Documentation/devicetree/bindings/perf/nds32v3-pmu.txt new file mode 100644 index 000000000000..1bd15785b4ae --- /dev/null +++ b/Documentation/devicetree/bindings/perf/nds32v3-pmu.txt @@ -0,0 +1,17 @@ +* NDS32 Performance Monitor Units + +NDS32 core have a PMU for counting cpu and cache events like cache misses. +The NDS32 PMU representation in the device tree should be done as under: + +Required properties: + +- compatible : + "andestech,nds32v3-pmu" + +- interrupts : The interrupt number for NDS32 PMU is 13. + +Example: +pmu{ + compatible = "andestech,nds32v3-pmu"; + interrupts = <13>; +} -- cgit v1.2.3